Finding the Fourth Proportional to 11,820.34, 17,732.60 and 3,923.33

Step by Step Solution

1. Step 1: Write the proportion equation
   11,820.34 : 17,732.60 = 3,923.33 : x
2. Step 2: Convert to fraction form
   11,820.34/17,732.60 = 3,923.33/x
3. Step 3: Cross multiply
   11,820.34x = 17,732.60 × 3,923.33
4. Step 4: Simplify right side
   11,820.34x = 69,570,762.70
5. Step 5: Solve for x
   x = 69,570,762.70/11,820.34
6. Step 6: Final answer
   x = 5,885.68